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Individual Calculations December 2018 |
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| Liang, Jason Total change: 14.40 | |   |
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| DMV Masters Invitational | Ashburn, Virginia | USA | 2018-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1966 | 2.50 | 3 | 1.11 | 40 | 44.40 | |
|  Victoria, Narciso | | | 2120 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | |  Newcomb, Murray | | | 1849 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Webster, Scott | | | 2007 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2018 Northern Virginia Open | Dulles, Virginia | USA | 2018-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1715 | 1966 | 2.00 | 3 | -0.37 | 40 | -14.80 | |
| | Gannoun, Nassim | | | 1566 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Berkley, Darrin | | | 1705 | USA | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Miller, Stephen | | | 1873 | USA | 0.50 | 1 | -0.13 | 40 | -5.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | DMV Chess League Season 3 Round 2 | Tysons Corner, Virginia | USA | 2018-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 1966 | 0.00 | 1 | -0.38 | 40 | -15.20 | |
| | Zheng, Haotian | | | 2053 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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